結果
問題 | No.1597 Matrix Sort |
ユーザー | altair_kyopro |
提出日時 | 2021-07-09 22:35:30 |
言語 | C++14 (gcc 12.3.0 + boost 1.83.0) |
結果 |
AC
|
実行時間 | 415 ms / 1,500 ms |
コード長 | 2,669 bytes |
コンパイル時間 | 1,772 ms |
コンパイル使用メモリ | 175,108 KB |
実行使用メモリ | 5,376 KB |
最終ジャッジ日時 | 2024-07-01 17:20:10 |
合計ジャッジ時間 | 10,662 ms |
ジャッジサーバーID (参考情報) |
judge2 / judge5 |
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テストケース
テストケース表示入力 | 結果 | 実行時間 実行使用メモリ |
---|---|---|
testcase_00 | AC | 2 ms
5,248 KB |
testcase_01 | AC | 2 ms
5,376 KB |
testcase_02 | AC | 2 ms
5,376 KB |
testcase_03 | AC | 395 ms
5,376 KB |
testcase_04 | AC | 415 ms
5,376 KB |
testcase_05 | AC | 414 ms
5,376 KB |
testcase_06 | AC | 398 ms
5,376 KB |
testcase_07 | AC | 410 ms
5,376 KB |
testcase_08 | AC | 385 ms
5,376 KB |
testcase_09 | AC | 396 ms
5,376 KB |
testcase_10 | AC | 350 ms
5,376 KB |
testcase_11 | AC | 333 ms
5,376 KB |
testcase_12 | AC | 235 ms
5,376 KB |
testcase_13 | AC | 345 ms
5,376 KB |
testcase_14 | AC | 390 ms
5,376 KB |
testcase_15 | AC | 213 ms
5,376 KB |
testcase_16 | AC | 317 ms
5,376 KB |
testcase_17 | AC | 364 ms
5,376 KB |
testcase_18 | AC | 399 ms
5,376 KB |
testcase_19 | AC | 372 ms
5,376 KB |
testcase_20 | AC | 359 ms
5,376 KB |
testcase_21 | AC | 354 ms
5,376 KB |
testcase_22 | AC | 366 ms
5,376 KB |
testcase_23 | AC | 338 ms
5,376 KB |
testcase_24 | AC | 48 ms
5,376 KB |
testcase_25 | AC | 45 ms
5,376 KB |
testcase_26 | AC | 2 ms
5,376 KB |
testcase_27 | AC | 2 ms
5,376 KB |
testcase_28 | AC | 2 ms
5,376 KB |
testcase_29 | AC | 2 ms
5,376 KB |
ソースコード
#ifdef __LOCAL #define _GLIBCXX_DEBUG #endif #include <bits/stdc++.h> using namespace std; using ll = long long; using P = pair<int,int>; using PIL = pair<int,ll>; using PLI = pair<ll,int>; using PLL = pair<ll,ll>; template<class T> bool chmin(T &a, T b) {if(a>b){a=b;return 1;}return 0;} template<class T> bool chmax(T &a, T b) {if(a<b){a=b;return 1;}return 0;} template<class T> void show_vec(T v) {for (int i=0;i<v.size();i++) cout<<v[i]<<endl;} template<class T> void show_pair(T p) {cout<<p.first<<" "<<p.second<<endl;} template<class T> bool judge_digit(T bit,T i) {return (((bit&(1LL<<i))!=0)?1:0);} #define REP(i,n) for(int i=0;i<int(n);i++) #define ROUNDUP(a,b) (((a)+(b)-1)/(b)) #define YESNO(T) cout<<(T?"YES":"NO")<<endl #define yesno(T) cout<<(T?"yes":"no")<<endl #define YesNo(T) cout<<(T?"Yes":"No")<<endl const int INFint = 1 << 29; const ll INF = 1LL << 60; const ll MOD = 1000000007LL; const double pi = 3.14159265358979; const vector<int> h_idx4 = {-1, 0,0,1}; const vector<int> w_idx4 = { 0,-1,1,0}; const vector<int> h_idx8 = {-1,-1,-1, 0,0, 1,1,1}; const vector<int> w_idx8 = {-1, 0, 1,-1,1,-1,0,1}; ll n,k,p; vector<ll> a,b; bool under_num_isOK(int index, ll key, vector<ll> &vec){ if (vec[index] <= key) return true; else return false; } // 二分探索をする ll under_num(ll key,vector<ll> &vec){ int ng = vec.size(); int ok = -1; while (abs(ok - ng) > 1){ int mid = (ok + ng) / 2; if (under_num_isOK(mid, key, vec)) ok = mid; else ng = mid; } return ll(ok + 1); } bool Binary_Search_isOK(ll x){ ll cnt = 0; for (int i = 0; i < n; i++){ if (x >= b[i]){ if (x - b[i] >= p - b[i]) cnt += n; else{ cnt += under_num(x - b[i],a); cnt += (n - under_num(p - b[i] - 1,a)); } } else{ cnt += under_num(p + x - b[i],a) - under_num(p - b[i] - 1,a); } } // cout << x << " " << cnt << endl; if (cnt >= k) return true; else return false; } // 二分探索をする ll Binary_Search(){ ll ng = -1; ll ok = p; while (abs(ok - ng) > 1){ ll mid = (ok + ng) / 2; if (Binary_Search_isOK(mid)) ok = mid; else ng = mid; } return ok; } int main(){ ios::sync_with_stdio(false); cin.tie(0); cout << fixed << setprecision(15); cin >> n >> k >> p; a.resize(n); for (int i = 0; i < n; i++){ cin >> a[i]; } b.resize(n); for (int i = 0; i < n; i++){ cin >> b[i]; } sort(a.begin(), a.end()); sort(b.begin(), b.end()); cout << Binary_Search() << endl; }